Additional Useful Resources
You may not find everything you need in CQ Researcher or TOPICsearch - not everything with a persuasive angle is a current or controversial topic in these resources.
Here are some additional resources to try:
Academic Search Premier - articles from magazines, newspapers, and scholarly journals
Films on Demand - streaming academic films from producers like PBS and National Geographic (among others) - you may find a documentary on your topic!
Issues that Concern You - a series of books about current issues in society
Encyclopedia of Contemporary American Social Issues - an academic encyclopedia with comprehensive, expert-written, and referenced entries about current issues